64 Oz. vacuum flask handle

EDIT: I've since designed a much better handle, found [here.](https://www.thingiverse.com/thing:2832187)

This is a handle for a 64oz (2 liter) hydroflask brand vacuum flask. It may fit other brands as well, if they're about 63mm in diameter.

The object is printed as 2 rings and 2 halves of the handle. The parts were meant to be joined with 20mm M5 machine screws and nuts, and those will work but it's a little tight. If I update this in the future I'll widen those holes a bit. The bright si